See also:

Remove attached partsfollowing use
Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...

Vehicle equipment
All standard, country-specific and optional equipment that is offered in the model series is described in this chapter. Therefore, equipment is also described that is not available in a vehicle, ...

2010 BMW X5 M Review
On paper, the BMW X5 M seems about as incongruous as a car can be. It's a five-seat midsize crossover powered by a 555-horsepower, twin-turbocharged V-8 engine that can accelerate from zero to 60 ...